| code | Function |
| *#0000# or *#999# | Display software version |
| *#7780# | Reset all settings, then enter the special code (12345 by default). |
| *#7370# or *#62209526# | Hard reset: reset all settings and erase all data, then enter the special code (12345 by default). |
| *#92702689# | Service Menu |
| *#746025625# | Shows if the "sim clock stop allowed" mode is supported and activated. This is an energy saving feature. |
| *#67705646# | erase provider logo |
| *#7370925538# | erase suitcase (including password) |
| *#2820# | display Bluetooth device address |
| *#62209526# | display MAC device address (only for devices with WLAN/WiFi) |
| ##634# | Start diagnostic tool (windows phones) |
| press # long | turn on/off profile silent |
| press * long | turn on/off Bluetooth (only E models) |
